Use atomic for _dcp_decode_reduction.

[dcpomatic.git] / src / lib / player.cc

diff --git a/src/lib/player.cc b/src/lib/player.cc
index a6cfd9367102866f75eee399421c3673dad3ea85..c3fee45b47bb17f84c5f25414d1852680886a9ce 100644 (file)
--- a/src/lib/player.cc
+++ b/src/lib/player.cc
@@ -1414,19 +1414,14 @@ Player::set_dcp_decode_reduction (optional<int> reduction)
 {
        Change (ChangeType::PENDING, PlayerProperty::DCP_DECODE_REDUCTION, false);
 
-       {
-               boost::mutex::scoped_lock lm (_mutex);
-
-               if (reduction == _dcp_decode_reduction) {
-                       lm.unlock ();
-                       Change (ChangeType::CANCELLED, PlayerProperty::DCP_DECODE_REDUCTION, false);
-                       return;
-               }
-
-               _dcp_decode_reduction = reduction;
-               setup_pieces_unlocked ();
+       if (reduction == _dcp_decode_reduction.load()) {
+               Change(ChangeType::CANCELLED, PlayerProperty::DCP_DECODE_REDUCTION, false);
+               return;
        }
 
+       _dcp_decode_reduction = reduction;
+       setup_pieces();
+
        Change (ChangeType::DONE, PlayerProperty::DCP_DECODE_REDUCTION, false);
 }